postaction.java

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package lightningboard.action;

import java.io.IOException;
import java.util.Date;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import lightningboard.Action;
import lightningboard.util.StringUtil;
import lightningboard.util.DateTimeUtil;
import lightningboard.ActionException;
import lightningboard.ActionMessage;
import lightningboard.dao.DAOFactory;
import lightningboard.dao.PostDAO;
import lightningboard.bean.LoginBean;
import lightningboard.bean.PostBean;
import lightningboard.Configuration;

public class PostAction  implements Action  {
  public String excute(HttpServletRequest request, HttpServletResponse response)
      throws IOException, ServletException ,ActionException{
    HttpSession sess = request.getSession(false);
    LoginBean loginBean=(LoginBean)sess.getAttribute("loginBean");

    int f_id =StringUtil.parseInt(request.getParameter("f_id"));
    int t_id =StringUtil.parseInt(request.getParameter("t_id"));
    boolean reply =StringUtil.parseBoolean(request.getParameter("reply"));
    DAOFactory daof=DAOFactory.getDAOFactory();
    PostDAO postDAO=daof.getPostDAO();

    String strLPT=(String)sess.getAttribute("lastPostTime");
    if (!StringUtil.nullOrBlank(strLPT)){
      Date lastPostTime=DateTimeUtil.parse(strLPT);
      Configuration cfg=Configuration.getInstance();
      int floodTime = StringUtil.parseInt(cfg.getValue("SYS.FLOOD_TIME"));
      if (System.currentTimeMillis()-lastPostTime.getTime()<floodTime*1000){
        request.setAttribute("actionMessage",new ActionMessage("flood_error"));
        return "/actionMessage.jsp";
      }
    }
    sess.setAttribute("lastPostTime",DateTimeUtil.getDateTime());

    PostBean postBean=null;
    if (reply){
      postBean=postDAO.reply(t_id);
      if(postBean!=null&&postBean.getT_locked()>0){
        request.setAttribute("actionMessage",new ActionMessage("topic_locked"));
        return "/actionMessage.jsp";
      }
    }else{
      postBean=postDAO.post(f_id);
    }
    if (postBean!=null){
      postBean.setReply(reply);
      request.setAttribute("postBean",postBean);
      return "/post.jsp";
    }else{
      request.setAttribute("actionMessage",new ActionMessage("post_error"));
      return "/actionMessage.jsp";
    }
  }

}